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Kinetic parameters for reactions of diiron(II) complexes with dioxygen
| Complex | Solvent | T range (°C) | K (−40 °C) (M−1 s−1) | ΔH‡ (kJ/mol) | ΔS‡ (J/K·mol) | Reference |
|---|---|---|---|---|---|---|
| 1•O2PPh2 | CH2Cl2 | −80 to −20 | 4.7×102 | 15.7(4) | −124(6) | This work |
| 1•O2PPh2 | MeCN | −40 to 0 | 2.55×103 | 13.7(4) | −119(10) | This work |
| 1•O2CPh | EtCN | −75 to −15 | 1.03(12)×102 | 15.4(6) | −121(3) | 43 |
| [Fe2(HPTP)(O2CPh)]2+ | MeCN | −40 to 0 | 7.3 × 103 | 15.8(4) | −101(10) | 46 |
| [Fe2(HPTP)(O2CPh)]2+ | CH2Cl2 | −80 to 0 | 67 | 16.7(2) | −132(8) | 46 |
